CN106405292A - Fan variable pitch driver automatic testing system - Google Patents
Fan variable pitch driver automatic testing system Download PDFInfo
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- CN106405292A CN106405292A CN201610872905.7A CN201610872905A CN106405292A CN 106405292 A CN106405292 A CN 106405292A CN 201610872905 A CN201610872905 A CN 201610872905A CN 106405292 A CN106405292 A CN 106405292A
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- 238000012360 testing method Methods 0.000 title claims abstract description 125
- 239000003990 capacitor Substances 0.000 claims abstract description 36
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 2
- 102100026205 1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-1 Human genes 0.000 description 4
- 101000691599 Homo sapiens 1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase gamma-1 Proteins 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention belongs to the technical field of wind power generation, and particularly relates to a fan variable pitch driver automatic testing system. The automatic testing system is applied to in-plant testing for an alternating current servo driver of an electric variable pitch system of a large wind turbine unit, and is mainly composed of a PLC (1), a test driver (2), a tested driver (3), a supercapacitor group (4), a motor I (5) a motor II (6), a capacitor charging and discharging resistor (7), a Hall sensor (9), a bus connection relay switch (10), a capacitor charging relay switch (11), a capacitor discharging relay switch (12) and a capacitor power supply relay switch (13). The automatic testing system is mainly applied to automatic detection for hardware functions and overall performance of a fan variable pitch driver. The automatic testing system not only can complete testing work for the variable pitch driver quickly and effectively, but also reduces requirements for the operating personnel and optimizes the human resource cost.
Description
Technical field
The invention belongs to technical field of wind power generation, in particular to a kind of blower variable-pitch driver Auto-Test System.
Background technology
With the quickening of world energy consumption, the minimizing of traditional energy reserves, this green energy resource of wind-force have take no
Advantage nexhaustible to the greatest extent, further obtains the mankind and payes attention to.As the important form of Wind Power Utilization, wind-power electricity generation is worldwide
Obtain the support development of every policy.In recent years, domestic and international wind power generating set progressively developed to maximization aspect, the wind of China
Electric industry is also developed rapidly.
Fan paddle-changing system is used for adjusting the angle of wind power generating set blade, is one of safety control of unit.
During work, pitch-controlled system receives the control command of fan master control system, controls fan blade to rotate to the angle of setting, and then controls
The rotating speed of wind wheel processed, reaches the purpose controlling blower fan output.Pitch-controlled system also can be as the aerodynamic brake of blower fan, urgent
In the case of, control blade quickly to put away the oars, so that fan safe is shut down by way of aerodynamic braking, reach protection unit peace
Full purpose.
The continuous development of Large-scale Wind Turbines makes electric variable propeller system obtain the development of abundance, electric variable propeller system bag
Include servo-driver, servomotor, backup power system and blade sensor etc.；Meanwhile, wind-powered electricity generation industry electric variable propeller system is general
All over configuration super capacitor as back-up source, during electrical network power supply trouble, pitch-controlled system by back-up source power execution become oar operate,
Guarantee that unit can be with safe shutdown in the case of there is catastrophe failure or major accident.
The continuous development of Large-scale Wind Turbines to electric variable propeller system product test and persistently application propose huge
Big challenge.
Content of the invention
In order to solve the test problem of Large Electric pitch-controlled system, ensure the hard of electric variable propeller system AC servo driver
Part function and overall performance, the invention provides a kind of blower variable-pitch driver Auto-Test System.
A kind of blower variable-pitch driver Auto-Test System, including controller 1,2, motor of test driver 5, two
Motor 6；Wherein test driver 2 is identical with the model of tested driver, the electricity of a motor 5 and No. two motor 6 genus same models
Machine, a described motor 5 is controlled by described test driver 2, and No. two motors 6 are used for by tested driver control；Controller 1 is same
When communicate with test driver 2 and tested driver 3；
When being tested, a motor 5 and No. two motors 6 are connected by shaft coupling, test driver 2 and tested driver
3 gather motor, the motor temperature of No. two motors, driver temperature, a rotating speed operational factor respectively, and by the operation being gathered
Parameter is uploaded to controller 1, and controller 1, with the collection value of test driver 2 as standard value, judges the collection of tested driver 3
Whether value is normal.
Further, the DI of described controller be connected with the DO of tested driver, the DO of controller and tested driver
DI connects；Controller is put high by the DO state controlling tested driver and is set low, the DI state of controller compared with control device with
The corresponding DO state of tested driver, state consistency is then normal；Controller controls the DO state of controller to put high and set low, and controls
The DO state DI state corresponding with tested driver of device compared with control device, state consistency is then normal.
Further, the Hall element 9 being arranged in tested motor braking release supply line, described Hall are also included
Sensor 9 detection obtains the current value of tested driver braking release supply line, is converted into a range of magnitude of voltage
After send controller to, when voltage is less than the first setting value, controller judges that motor is in on-position, when voltage is more than the
During two setting values, controller judges that motor is in brake release state, and controller passes through contrast and judges voltage signal values and motor
Brake release state, so judge tested driver motor braking release control whether normal.
Further, also include bus and connect relay switch 10, described bus connects relay switch 10 and is connected to tested drive
Between the bus positive voltage port DC+ of dynamic device and the bus positive voltage port DC+ of test driver；When motor is to dragging operation, continue
Electric switch 10 closes, Auto-Test System using bus connection by the way of by the motor feedback energy of test driver pass to by
Survey driver；When motor stops to dragging operation, relay switch 10 disconnects, and driver bus disconnecting is it is ensured that other test items
System general safety during execution.
Further, by the busbar voltage port of the busbar voltage port DC+/DC- of tested driver and test driver
DC+/DC- connects one to one, tested driver and test driver respectively by bus voltage value be uploaded to controller carry out right
Than, and judge tested driver and test driver bus voltage value whether normal；In addition, the capacitance voltage of tested driver
Detection port BA+/BA- and test driver capacitance voltage detection port BA+/BA- connect one to one, tested driver and
Capacitance voltage value is uploaded to controller and is contrasted by test driver respectively, and judges tested driver and test driver
Whether bus voltage value and capacitance voltage value are normal.
Further, also include super capacitor group supply module, described super capacitor group supply module includes super capacitor
Group 4, electric capacity charging relay switch 11, electric capacity electric discharge relay switch 12, capacitances to supply power relay switch 13 and capacitor charge and discharge resistance
7；Electric capacity charging relay switch 11, electric capacity electric discharge relay switch 12 are connected to busbar voltage port DC+, DC- of test driver
Between, capacitor charge and discharge resistance 7 one end is connected with the capacitance voltage detection port BA+ of test driver, and the other end is filled with electric capacity
The common port of electric relay switch 11 and electric capacity electric discharge relay switch 12 connects；The positive pole of super capacitor group 4 and test driver
Capacitance voltage detection port BA+ connection, the busbar voltage port DC- of the negative pole of super capacitor group 4 and test driver and electric capacity
Voltage detecting port BA- connects；Described electric capacity charging relay switch 11, electric capacity electric discharge relay switch 12, capacitances to supply power relay are opened
Close 13 to be controlled by controller.
Further, before electricity in tested driver, when that is, busbar voltage is less than a threshold value, capacitances to supply power switch 13 breaks
Open, after electricity in tested driver, when that is, busbar voltage is more than a threshold value, capacitances to supply power switch 13 closure, it is to avoid in driver
Portion's related device is caused to damage by super-capacitor voltage impact.
Further, described electric capacity charging relay switch 11 and electric capacity electric discharge relay switch 12 closure interlocking, the two is not permitted
Permitted to be closed at.
Further, described controller is PLC.
The invention provides a kind of blower variable-pitch driver Auto-Test System, saved variable pitch driver test when
Between, improve test effect, reduce operator requirement, optimize cost of human resources, ensured blower fan become oar drive
The testing progress of dynamic device product and product quality, and then ensure that total quality and the operation of pitch-controlled system and wind power generating set
Reliability.
Brief description
Fig. 1 is the critical piece connection diagram of test system of the present invention；
Fig. 2 be Auto-Test System of the present invention be monolithically fabricated schematic diagram；
Fig. 3 is the integrated testability schematic flow sheet of Auto-Test System of the present invention；
Fig. 4 is the busbar voltage testing process schematic diagram of Auto-Test System of the present invention.
Specific embodiment
The invention provides a kind of blower variable-pitch driver Auto-Test System, can be used for large-scale wind electricity unit electric variable pitch
System AC servo driver hardware capability and overall performance carry out a build-in test.Below in conjunction with the accompanying drawings the present invention is done further
Detailed description.
As shown in figure 1, a kind of blower variable-pitch driver Auto-Test System, for large-scale wind electricity unit electric variable propeller system
Automatically test in the factory of AC servo driver, this system is mainly by PLC1, test driver 2, tested driver test object
3rd, 5, No. two motors 6 of 4, motor of super capacitor group, Hall element 9, capacitor charge and discharge resistance 7, bus connect relay and open
Pass 10, electric capacity charging relay switch 11, electric capacity electric discharge relay switch 12, capacitances to supply power relay switch 13 are constituted；Can be to production
The CANopen communication of variable pitch driver, motor operation control, analog acquisition, digital quantity I/O, motor braking release control,
Energy feedback circuit controls, hardware fault monitoring etc. are tested；
Wherein test driver be standard drive, with tested driver be same model, be tested driver whether just
Reference is often provided.
PLC1 is communicated with test driver 2 and tested driver 3 simultaneously, realizes Control on Communication, the motor operation of driver
Control and status monitoring.
Below the present invention is realized with each test function be described in detail.
1st, the test of analog acquisition signal
Described Auto-Test System passes through PLC1 contrast test driver 2, the analog acquisition value of tested driver 3, sentences
Whether the analog acquisition result of tested driver of breaking normal, the analog acquisition value of driver mainly include driver temperature,
Motor temperature, driver busbar voltage, super-capacitor voltage, motor operating state etc.；
When motor operating parameter is tested, a motor 5 and No. two motors 6 are arranged on motor docking mechanical platform
On, motor shaft is docked by shaft coupling to be fixed, and tested driver 3 controls a motor 6 to transport using the speed control mode of standard
Row, test driver 2 control No. two motors 5 to run using test torque operational mode, the maximum driving torque of a motor 5
Value certain value less than normal than the nominal drive torque value of No. two motors 6；When dependence test item starts, a motor 5 drags No. two electricity
Machine 6 runs, and the information such as respective motor temperature, rotating speed are uploaded to PLC by tested driver 3 and test driver 2 respectively, test
The analog acquisition value of driver is the right value adjusted of standard, and PLC calculates the analog acquisition value of contrast driver
Deviation simultaneously outputs test result；
In order to realize the busbar voltage of tested driver and the automatic test of capacitance voltage collection value, tested driver and survey
The busbar voltage port DC+/DC- of examination driver, capacitance voltage detection port BA+/BA- are filled with super capacitor group 4, electric capacity respectively
Electric relay switch 11, electric capacity electric discharge relay switch 12, capacitances to supply power relay switch 13, capacitor charge and discharge resistance 7 company of being combined
Connect；Relay switch 11,12,13 is controlled by PLC, and electric capacity charging relay switch 11 is closed mutually with electric capacity electric discharge relay switch 12
Lock, both allow to simultaneously switch off, and do not allow to be closed at；When switch 11,13 is closed at, super capacitor charges；Work as switch
12nd, 13 when being closed at, and super capacitor is discharged by capacitor charge and discharge resistance 7；
When test busbar voltage collection and capacitance voltage collection, electric capacity charge switch 11 disconnects, electric capacity discharge switch 12 breaks
Open, bus voltage value and capacitance voltage value are uploaded to PLC by tested driver and test driver respectively, and PLC contrast judges quilt
Survey the bus voltage value of driver and test driver and whether capacitance voltage value is normal and output test result；
For avoiding internal drive related device to be caused to damage by super-capacitor voltage impact, bus electricity before electricity in driver
When pressure is less than a threshold value, capacitances to supply power switch 13 disconnection, when after electricity in driver, busbar voltage is more than a threshold value, electric capacity supplies
Electric switch 13 closes；
In order to ensure the testing progress of tested driver, shorten the testing time, super capacitor group is in specified stagnant ring all the time
State.
2nd, digital collection result test
The DI of PLC is connected with the DO of tested driver, the DO of PLC is connected with the DI of tested driver；PLC passes through
The DO state of the tested driver of CANopen Control on Communication is put high and is set low, and PLC contrasts the DI state of PLC and tested driver
Corresponding DO state, state consistency is then normal；The DO state of PLC control PLC is put high and is set low, and PLC contrasts DO state and the quilt of PLC
Survey the corresponding DI state of driver, state consistency is then normal.
3rd, motor braking release control test
The motor braking release control of tested driver is by Hall element 9 perform detection, BR+, BR- port of driver
Controlled motor brake, motor braking release during output voltage, not output voltage when motor braking closure, driver is by motor system
Dynamic release conditions are uploaded to PLC；Hall element detects that motor braking discharges the current value of supply line, will by a circuit board
It is converted to the voltage signal of 0～10V and sends to PLC, and when voltage is less than 2V, PLC judges that motor is in on-position,
When voltage is more than 5V, PLC judges that motor is in brake release state, and PLC passes through contrast and judges voltage signal values and motor system
Dynamic release conditions, so judge tested driver motor braking release control whether normal.
In addition, for the power consumption of power supply when reducing test system work, by the tested driver of Auto-Test System
Bus positive voltage port DC+ be connected with the bus positive voltage port DC+ of test driver by relay switch 10, motor is to dragging
During operation, relay switch 10 closes, and Auto-Test System is by the way of bus connection by the motor feedback energy of test driver
Amount passes to tested driver；Motor stop to dragging operation when, relay switch 10 disconnects, driver bus disconnecting it is ensured that
System general safety during the execution of other test items, which optimizes motor and electric energy during dragging operation is supplied.
As shown in Fig. 2 the Auto-Test System product material object of the present invention is by automatic test cabinet 101, super capacitor cabinet 102 He
5, No. two motors 6 of a number motor form.5, No. two motors 6 of wherein No. one motor are arranged on motor docking mechanical platform 105, electricity
Arbor passes through shaft coupling 106 docking to be fixed；Automatically equipped with PLC1, test driver 2, tested driver 3, suddenly in test cabinet 101
That sensor 9, capacitor charge and discharge resistance 7, bus connection relay switch 1, electric capacity charging relay switch 11, electric capacity electric discharge relay are opened
Close the parts such as 12 and capacitances to supply power relay switch 13；It is equipped with super capacitor group in super capacitor cabinet 12；Automatically test cabinet 101
It is attached by power and signal cable with 102, motor 5 of super capacitor cabinet and No. two motors 6.
It is illustrated in figure 3 the test flow chart of Auto-Test System of the present invention, Auto-Test System is according to shown in flow chart
Order be sequentially completed driver analog quantity test, hardware fault test, electrodynamic braking release test and brake circuit control
Test.
Wherein as shown in figure 4, carrying out flow process during busbar voltage test for Auto-Test System of the present invention.
The Auto-Test System that the present invention provides is mainly used in large-scale wind electricity unit electric variable propeller system AC servo is driven
The hardware capability of dynamic device and overall performance carry out automatic detection in factory；Variable pitch driver has been saved in the use of this Auto-Test System
Testing time, improve test effect, reduce the requirement of operator, optimize cost of human resources, ensured blower fan
Testing progress and product quality with variable pitch driver product.
Claims (10)
1. a kind of blower variable-pitch driver Auto-Test System, it is characterized by, including controller (1), test driver (2), one
Number motor (5), No. two motors (6)；Wherein test driver (2) is identical with the model of tested driver, a motor (5) and two
Number motor (6) belongs to the motor of same model, and a described motor (5) is controlled by described test driver (2), and No. two motors (6) are used
In by tested driver control；Controller (1) is communicated with test driver (2) and tested driver (3) simultaneously；
When being tested, a motor (5) and No. two motors (6) are connected by shaft coupling, test driver (2) and tested driving
Device (3) gathers a motor (5), the motor temperature of No. two motors (6), driver temperature, rotating speed operational factor respectively, and by institute
The operational factor of collection is uploaded to controller (1), and controller (1), with the collection value of test driver (2) as standard value, judges quilt
Whether the collection value surveying driver (3) is normal.
2. a kind of blower variable-pitch driver Auto-Test System according to claim 1, it is characterized by, described controller
DI is connected with the DO of tested driver, the DO of controller is connected with the DI of tested driver；Controller passes through to control tested driving
The DO state of device is put high and is set low, the DI state DO state corresponding with tested driver of controller compared with control device, state one
Cause then normal；Controller controls the DO state of controller to put high and set low, the DO state of controller compared with control device and tested drive
The corresponding DI state of dynamic device, state consistency is then normal.
3. a kind of blower variable-pitch driver Auto-Test System according to claim 1, it is characterized by, also include being arranged on
Hall element (9) in tested motor braking release supply line, described Hall element (9) detection obtains tested driver
The current value of braking release supply line, sends controller to after being converted into a range of magnitude of voltage, when voltage is less than
During the first setting value, controller judges that motor is in on-position, and when voltage is more than the second setting value, controller judges motor
It is in brake release state, controller passes through contrast and judges voltage signal values and motor braking release conditions, and then judges tested
Whether the motor braking release control of driver is normal.
4. a kind of blower variable-pitch driver Auto-Test System according to claim 1, it is characterized by, also include bus even
Succeed electric switch (10), described bus connect relay switch (10) be connected to the bus positive voltage port DC+ of tested driver with
Between the bus positive voltage port DC+ of test driver；When motor is to dragging operation, relay switch (10) closes, automatically test system
The motor feedback energy of test driver is passed to tested driver by the way of bus connects by system；Motor stops to haul
During row, relay switch (10) disconnect, driver bus disconnecting it is ensured that other test items execution when system general safety.
5. a kind of blower variable-pitch driver Auto-Test System according to claim 1, it is characterized by, by tested driver
Busbar voltage port DC+/DC- and the busbar voltage port DC+/DC- of test driver connect one to one, tested driver
Respectively bus voltage value is uploaded to controller with test driver to be contrasted, and judges tested driver and test driver
Bus voltage value whether normal.
6. a kind of blower variable-pitch driver Auto-Test System according to claim 5, it is characterized by, tested driver
Capacitance voltage detects that the port BA+/BA- and capacitance voltage detection port BA+/BA- of test driver connects one to one, tested
Capacitance voltage value is uploaded to controller and is contrasted by driver and test driver respectively, and judges tested driver and test
Whether the bus voltage value of driver and capacitance voltage value are normal.
7. a kind of blower variable-pitch driver Auto-Test System according to claim 6, it is characterized by, also include super electricity
Appearance group supply module, described super capacitor group supply module includes super capacitor group (4), electric capacity charging relay switch (11), electricity
Discharge capacitor relay switch (12), capacitances to supply power relay switch (13) and capacitor charge and discharge resistance (7)；Electric capacity charging relay switch
(11), electric capacity electric discharge relay switch (12) is connected between busbar voltage port DC+, DC- of test driver, capacitor charge and discharge
The capacitance voltage detection port BA+ of resistance (7) one end and test driver is connected, the other end and electric capacity charging relay switch (11)
Connect with the common port of electric capacity electric discharge relay switch (12)；The positive pole of super capacitor group (4) and the capacitance voltage of test driver
Detection port BA+ connects, and the negative pole of super capacitor group (4) is examined with the busbar voltage port DC- of test driver and capacitance voltage
Survey port BA- to connect；Described electric capacity charging relay switch (11), electric capacity electric discharge relay switch (12), capacitances to supply power relay switch
(13) it is controlled by controller.
8. a kind of blower variable-pitch driver Auto-Test System according to claim 7, it is characterized by, in tested driver
Before electricity, when that is, busbar voltage is less than a threshold value, capacitances to supply power switch (13) disconnects, after electricity in tested driver, i.e. bus electricity
When pressure is more than a threshold value, capacitances to supply power switch (13) closure, it is to avoid internal drive related device is rushed by super-capacitor voltage
Hit and cause to damage.
9. a kind of blower variable-pitch driver Auto-Test System according to claim 7, it is characterized by, described electric capacity charges
Relay switch (11) and electric capacity electric discharge relay switch (12) closure interlocking, the two does not allow to be closed at.
10. a kind of blower variable-pitch driver Auto-Test System according to claim 19 any one, it is characterized by,
Described controller is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872905.7A CN106405292A (en) | 2016-09-30 | 2016-09-30 | Fan variable pitch driver automatic testing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872905.7A CN106405292A (en) | 2016-09-30 | 2016-09-30 | Fan variable pitch driver automatic testing system |
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| CN106405292A true CN106405292A (en) | 2017-02-15 |
Family
ID=59228846
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| CN201610872905.7A Pending CN106405292A (en) | 2016-09-30 | 2016-09-30 | Fan variable pitch driver automatic testing system |
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Cited By (8)
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| CN107765124A (en) * | 2017-10-26 | 2018-03-06 | 许继集团有限公司 | A kind of blower variable-pitch driver aging testing system |
| CN108897304A (en) * | 2018-06-28 | 2018-11-27 | 许继集团有限公司 | A kind of test macro of variable pitch driver control panel |
| CN109655661A (en) * | 2019-02-21 | 2019-04-19 | 广东电网有限责任公司 | The voltage check device and method of substation |
| CN110388304A (en) * | 2019-07-10 | 2019-10-29 | 许昌许继风电科技有限公司 | A kind of yaw drive Auto-Test System |
| CN110905733A (en) * | 2019-11-06 | 2020-03-24 | 许昌许继风电科技有限公司 | Become oar cabinet test system |
| CN111397866A (en) * | 2020-02-21 | 2020-07-10 | 固安华电天仁控制设备有限公司 | System and method for testing response time of brake of wind power pitch motor |
| CN111505426A (en) * | 2020-05-15 | 2020-08-07 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN113985281A (en) * | 2021-11-02 | 2022-01-28 | 安徽智鸥驱动科技有限公司 | Motor driver test system |
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| CN110905733A (en) * | 2019-11-06 | 2020-03-24 | 许昌许继风电科技有限公司 | Become oar cabinet test system |
| CN111397866A (en) * | 2020-02-21 | 2020-07-10 | 固安华电天仁控制设备有限公司 | System and method for testing response time of brake of wind power pitch motor |
| CN111505426A (en) * | 2020-05-15 | 2020-08-07 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN111505426B (en) * | 2020-05-15 | 2022-03-22 | 许昌许继风电科技有限公司 | Master-slave dual-drive wind power pitch system testing device and testing method |
| CN113985281A (en) * | 2021-11-02 | 2022-01-28 | 安徽智鸥驱动科技有限公司 | Motor driver test system |
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